288 
The date of the appearance of the caterpillar is in 
April and May. 
It feeds on the thrift (Statice lemonium ). 
PTEROPHORUS RHODODACTYLUS. 
Plate CXXXI. Figure 17. 
Localities for this species are Kingsbury, Lewisham, 
Tottenham, Colchester, etc. 
The perfect insect appears in July and August. 
The date of the appearance of the caterpillar is in 
May and June. 
It feeds on the flowers of the rose. 
PTEROPHORUS BERTRAMI. 
Plate CXXXI. Figure 18. 
Localities for this species are York, Llanferras, 
Brighton, Market Harborough, Middleton, Manchester. 
The perfect insect appears in July. 
It feeds on the yarrow (.Achillcea millefolium ), and 
the sneeze wort (Achillcea ptarmica) ? 
